Driver for CC3000 Wi-Fi module
Dependencies: NVIC_set_all_priorities
Dependents: CC3000_Simple_Socket Wi-Go_IOT_Demo
Information
The current code has been reworked to a full object oriented application and contains an mbed socket compatible API.
CC3000 Wi-Fi module library
Info
This is the low level driver for TI's SimpleLink CC3000 device.
Port from Avnet's Wi-Go KEIL code (based on TI's CC3000 code).
Special thanks to Jim Carver from Avnet for providing the Wi-Go board and for his assistance.
Differences with TI's original code
The code functionality stays exactly the same.
In order to make it easier to use the code, following changes were made :
- Addition of a tool to shift all IRQ priorities to a lower level since it is very important to keep the SPI handler at the highest system priority, the WLAN interrupt the second highest and all other system interrupts at a lower priority, so their handlers can be preempted by the CC3000 interrupts.
- Addition of low level I/O controls and conditional compiler controls in cc3000_common.h.
- CC3000 initialisation, pin declarations, SPI and WLAN irq priorities are set in
Init_HostDriver
, we need to call this function at the start of the main function. - The SPI and HCI code are joined into one file.
- The include list has been rearranged - Only
#include "wlan.h"
is needed in the user API.
- Part of the CC3000's user eeprom memory is used to store additional info (52 bytes in NVMEM_USER_FILE_1):
# bytes | Description | Info |
1 | First time config parameter | Useful when connecting |
2 | Firmware updater version | used with the Firmware update tool |
2 | Service Pack version | used with the Firmware update tool |
3 | Driver Version | used with the Firmware update tool |
3 | Firmware Version | used with the Firmware update tool |
1 | CIK validation (Client Interface Key) | |
40 | CIK data (Client Interface Key) | used with the exosite |
Using the Library
A user API is needed to access the CC3000 functions.
Examples:
- Internet Of Things full WiGo demo (SmartConfig - WebServer - Exosite - Android sensor Fusion App)
- CC3000_Simple_Socket
Using the library with other processors
cc3000_common.cpp
loads the irq tool for all targets:
All current mbed targets are supported by this library.
#include "NVIC_set_all_priorities.h"
All low level settings that need to change are available in cc3000_common.h
//***************************************************************************** // PIN CONTROLS & COMPILE CONTROLS //***************************************************************************** // Compiler control #define CC3000_UNENCRYPTED_SMART_CONFIG // No encryption //#define CC3000_TINY_DRIVER // Driver for small memory model CPUs //Interrupt controls #define NVIC_ALL_IRQ NVIC_set_all_irq_priorities(3); // Set ALL interrupt priorities to level 3 #define NVIC_SPI_IRQ NVIC_SetPriority(SPI0_IRQn, 0x0); // Wi-Fi SPI interrupt must be higher priority than SysTick #define NVIC_PORT_IRQ NVIC_SetPriority(PORTA_IRQn, 0x1); #define NVIC_SYSTICK_IRQ NVIC_SetPriority(SysTick_IRQn, 0x2); // SysTick set to lower priority than Wi-Fi SPI bus interrupt //#define NVIC_ADC_IRQ NVIC_SetPriority(ADC0_IRQn, 0x3); // ADC is the lowest of all // Wlan controls #define WLAN_ISF_PCR PORTA->PCR[16] #define WLAN_ISF_ISFR PORTA->ISFR #define WLAN_ISF_MASK (1<<16) #define WLAN_ASSERT_CS wlan_cs = 0; //CS : active low #define WLAN_DEASSERT_CS wlan_cs = 1; #define WLAN_ASSERT_EN wlan_en = 1; //EN : active high #define WLAN_DEASSERT_EN wlan_en = 0; #define WLAN_READ_IRQ wlan_int #define WLAN_ENABLE_IRQ wlan_int.fall(&WLAN_IRQHandler); #define WLAN_DISABLE_IRQ wlan_int.fall(NULL); #define WLAN_IRQ_PIN_CREATE InterruptIn wlan_int (PTA16); #define WLAN_EN_PIN_CREATE DigitalOut wlan_en (PTA13); #define WLAN_CS_PIN_CREATE DigitalOut wlan_cs (PTD0); #define WLAN_SPI_PORT_CREATE SPI wlan(PTD2, PTD3, PTC5); // mosi, miso, sclk #define WLAN_SPI_PORT_INIT wlan.format(8,1); #define WLAN_SPI_SET_FREQ wlan.frequency(12000000); #define WLAN_SPI_SET_IRQ_HANDLER wlan_int.fall(&WLAN_IRQHandler); #define WLAN_SPI_WRITE wlan.write(*data++); #define WLAN_SPI_READ wlan.write(0x03); // !! DO NOT MODIFY the 0x03 parameter (CC3000 will not respond).
API documentation
Due to a little problem with the links on the mbed site, the API documentation is not directly accessible (will be solved in a next release).
Currently, it is only accessible by adding modules.html
to the API doc link: http://mbed.org/users/frankvnk/code/CC3000_Hostdriver/docs/tip/modules.html
cc3000_common.h@4:d8255a5aad46, 2013-07-15 (annotated)
- Committer:
- frankvnk
- Date:
- Mon Jul 15 14:19:46 2013 +0000
- Revision:
- 4:d8255a5aad46
- Parent:
- 1:bbcaf0b2f367
- Child:
- 5:854f9b13a0f9
Full clean up (comments, Doxygen, code)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
frankvnk | 0:c44f0314d6ec | 1 | /***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 2 | * |
frankvnk | 0:c44f0314d6ec | 3 | * cc3000_common.h - CC3000 Host Driver Implementation. |
frankvnk | 0:c44f0314d6ec | 4 | * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ |
frankvnk | 0:c44f0314d6ec | 5 | * |
frankvnk | 0:c44f0314d6ec | 6 | * Redistribution and use in source and binary forms, with or without |
frankvnk | 0:c44f0314d6ec | 7 | * modification, are permitted provided that the following conditions |
frankvnk | 0:c44f0314d6ec | 8 | * are met: |
frankvnk | 0:c44f0314d6ec | 9 | * |
frankvnk | 0:c44f0314d6ec | 10 | * Redistributions of source code must retain the above copyright |
frankvnk | 0:c44f0314d6ec | 11 | * notice, this list of conditions and the following disclaimer. |
frankvnk | 0:c44f0314d6ec | 12 | * |
frankvnk | 0:c44f0314d6ec | 13 | * Redistributions in binary form must reproduce the above copyright |
frankvnk | 0:c44f0314d6ec | 14 | * notice, this list of conditions and the following disclaimer in the |
frankvnk | 0:c44f0314d6ec | 15 | * documentation and/or other materials provided with the |
frankvnk | 0:c44f0314d6ec | 16 | * distribution. |
frankvnk | 0:c44f0314d6ec | 17 | * |
frankvnk | 0:c44f0314d6ec | 18 | * Neither the name of Texas Instruments Incorporated nor the names of |
frankvnk | 0:c44f0314d6ec | 19 | * its contributors may be used to endorse or promote products derived |
frankvnk | 0:c44f0314d6ec | 20 | * from this software without specific prior written permission. |
frankvnk | 0:c44f0314d6ec | 21 | * |
frankvnk | 0:c44f0314d6ec | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
frankvnk | 0:c44f0314d6ec | 23 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
frankvnk | 0:c44f0314d6ec | 24 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
frankvnk | 0:c44f0314d6ec | 25 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
frankvnk | 0:c44f0314d6ec | 26 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
frankvnk | 0:c44f0314d6ec | 27 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
frankvnk | 0:c44f0314d6ec | 28 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
frankvnk | 0:c44f0314d6ec | 29 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
frankvnk | 0:c44f0314d6ec | 30 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
frankvnk | 0:c44f0314d6ec | 31 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
frankvnk | 0:c44f0314d6ec | 32 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
frankvnk | 0:c44f0314d6ec | 33 | * |
frankvnk | 0:c44f0314d6ec | 34 | *****************************************************************************/ |
frankvnk | 0:c44f0314d6ec | 35 | #ifndef __COMMON_H__ |
frankvnk | 0:c44f0314d6ec | 36 | #define __COMMON_H__ |
frankvnk | 0:c44f0314d6ec | 37 | |
frankvnk | 0:c44f0314d6ec | 38 | #include <errno.h> |
frankvnk | 0:c44f0314d6ec | 39 | |
frankvnk | 0:c44f0314d6ec | 40 | /** CC3000 Host driver - common |
frankvnk | 0:c44f0314d6ec | 41 | * |
frankvnk | 0:c44f0314d6ec | 42 | */ |
frankvnk | 4:d8255a5aad46 | 43 | |
frankvnk | 0:c44f0314d6ec | 44 | #ifdef __cplusplus |
frankvnk | 0:c44f0314d6ec | 45 | extern "C" { |
frankvnk | 0:c44f0314d6ec | 46 | #endif |
frankvnk | 0:c44f0314d6ec | 47 | |
frankvnk | 0:c44f0314d6ec | 48 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 49 | // ERROR CODES |
frankvnk | 0:c44f0314d6ec | 50 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 51 | #define ESUCCESS 0 |
frankvnk | 0:c44f0314d6ec | 52 | #define EFAIL -1 |
frankvnk | 0:c44f0314d6ec | 53 | #define EERROR EFAIL |
frankvnk | 0:c44f0314d6ec | 54 | |
frankvnk | 0:c44f0314d6ec | 55 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 56 | // COMMON DEFINES |
frankvnk | 0:c44f0314d6ec | 57 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 58 | #define ERROR_SOCKET_INACTIVE -57 |
frankvnk | 0:c44f0314d6ec | 59 | |
frankvnk | 0:c44f0314d6ec | 60 | #define HCI_CC_PAYLOAD_LEN 5 |
frankvnk | 0:c44f0314d6ec | 61 | |
frankvnk | 1:bbcaf0b2f367 | 62 | #define WLAN_ENABLE (1) |
frankvnk | 1:bbcaf0b2f367 | 63 | #define WLAN_DISABLE (0) |
frankvnk | 0:c44f0314d6ec | 64 | |
frankvnk | 1:bbcaf0b2f367 | 65 | #define MAC_ADDR_LEN (6) |
frankvnk | 0:c44f0314d6ec | 66 | |
frankvnk | 0:c44f0314d6ec | 67 | |
frankvnk | 0:c44f0314d6ec | 68 | |
frankvnk | 0:c44f0314d6ec | 69 | /*Defines for minimal and maximal RX buffer size. This size includes the spi |
frankvnk | 0:c44f0314d6ec | 70 | header and hci header. |
frankvnk | 1:bbcaf0b2f367 | 71 | maximal buffer size: MTU + HCI header + SPI header + sendto() args size |
frankvnk | 1:bbcaf0b2f367 | 72 | minimum buffer size: HCI header + SPI header + max args size |
frankvnk | 0:c44f0314d6ec | 73 | |
frankvnk | 0:c44f0314d6ec | 74 | This buffer is used for receiving events and data. |
frankvnk | 0:c44f0314d6ec | 75 | The packet can not be longer than MTU size and CC3000 does not support |
frankvnk | 0:c44f0314d6ec | 76 | fragmentation. Note that the same buffer is used for reception of the data |
frankvnk | 0:c44f0314d6ec | 77 | and events from CC3000. That is why the minimum is defined. |
frankvnk | 0:c44f0314d6ec | 78 | The calculation for the actual size of buffer for reception is: |
frankvnk | 0:c44f0314d6ec | 79 | Given the maximal data size MAX_DATA that is expected to be received by |
frankvnk | 1:bbcaf0b2f367 | 80 | application, the required buffer Using recv() or recvfrom(): |
frankvnk | 0:c44f0314d6ec | 81 | |
frankvnk | 1:bbcaf0b2f367 | 82 | max(CC3000_MINIMAL_RX_SIZE, MAX_DATA + HEADERS_SIZE_DATA + fromlen + ucArgsize + 1) |
frankvnk | 0:c44f0314d6ec | 83 | |
frankvnk | 1:bbcaf0b2f367 | 84 | Using gethostbyname() with minimal buffer size will limit the host name returned to 99 bytes. |
frankvnk | 0:c44f0314d6ec | 85 | The 1 is used for the overrun detection |
frankvnk | 0:c44f0314d6ec | 86 | */ |
frankvnk | 0:c44f0314d6ec | 87 | |
frankvnk | 1:bbcaf0b2f367 | 88 | #define CC3000_MINIMAL_RX_SIZE (118 + 1) |
frankvnk | 0:c44f0314d6ec | 89 | #define CC3000_MAXIMAL_RX_SIZE (1519 + 1) |
frankvnk | 0:c44f0314d6ec | 90 | |
frankvnk | 0:c44f0314d6ec | 91 | /*Defines for minimal and maximal TX buffer size. |
frankvnk | 0:c44f0314d6ec | 92 | This buffer is used for sending events and data. |
frankvnk | 0:c44f0314d6ec | 93 | The packet can not be longer than MTU size and CC3000 does not support |
frankvnk | 0:c44f0314d6ec | 94 | fragmentation. Note that the same buffer is used for transmission of the data |
frankvnk | 0:c44f0314d6ec | 95 | and commands. That is why the minimum is defined. |
frankvnk | 0:c44f0314d6ec | 96 | The calculation for the actual size of buffer for transmission is: |
frankvnk | 0:c44f0314d6ec | 97 | Given the maximal data size MAX_DATA, the required buffer is: |
frankvnk | 0:c44f0314d6ec | 98 | Using Sendto(): |
frankvnk | 0:c44f0314d6ec | 99 | |
frankvnk | 0:c44f0314d6ec | 100 | max(CC3000_MINIMAL_TX_SIZE, MAX_DATA + SPI_HEADER_SIZE |
frankvnk | 0:c44f0314d6ec | 101 | + SOCKET_SENDTO_PARAMS_LEN + SIMPLE_LINK_HCI_DATA_HEADER_SIZE + 1) |
frankvnk | 0:c44f0314d6ec | 102 | |
frankvnk | 0:c44f0314d6ec | 103 | Using Send(): |
frankvnk | 0:c44f0314d6ec | 104 | |
frankvnk | 0:c44f0314d6ec | 105 | max(CC3000_MINIMAL_TX_SIZE, MAX_DATA + SPI_HEADER_SIZE |
frankvnk | 0:c44f0314d6ec | 106 | + HCI_CMND_SEND_ARG_LENGTH + SIMPLE_LINK_HCI_DATA_HEADER_SIZE + 1) |
frankvnk | 0:c44f0314d6ec | 107 | |
frankvnk | 0:c44f0314d6ec | 108 | The 1 is used for the overrun detection */ |
frankvnk | 0:c44f0314d6ec | 109 | |
frankvnk | 4:d8255a5aad46 | 110 | #define CC3000_MINIMAL_TX_SIZE (118 + 1) |
frankvnk | 0:c44f0314d6ec | 111 | #define CC3000_MAXIMAL_TX_SIZE (1519 + 1) |
frankvnk | 0:c44f0314d6ec | 112 | |
frankvnk | 1:bbcaf0b2f367 | 113 | //TX and RX buffer size - allow to receive and transmit maximum data at lengh 8. |
frankvnk | 0:c44f0314d6ec | 114 | #ifdef CC3000_TINY_DRIVER |
frankvnk | 0:c44f0314d6ec | 115 | #define TINY_CC3000_MAXIMAL_RX_SIZE 44 |
frankvnk | 0:c44f0314d6ec | 116 | #define TINY_CC3000_MAXIMAL_TX_SIZE 59 |
frankvnk | 0:c44f0314d6ec | 117 | #endif |
frankvnk | 0:c44f0314d6ec | 118 | |
frankvnk | 0:c44f0314d6ec | 119 | /*In order to determine your preferred buffer size, |
frankvnk | 0:c44f0314d6ec | 120 | change CC3000_MAXIMAL_RX_SIZE and CC3000_MAXIMAL_TX_SIZE to a value between |
frankvnk | 0:c44f0314d6ec | 121 | the minimal and maximal specified above. |
frankvnk | 0:c44f0314d6ec | 122 | Note that the buffers are allocated by SPI. |
frankvnk | 0:c44f0314d6ec | 123 | */ |
frankvnk | 0:c44f0314d6ec | 124 | |
frankvnk | 0:c44f0314d6ec | 125 | #ifndef CC3000_TINY_DRIVER |
frankvnk | 0:c44f0314d6ec | 126 | |
frankvnk | 0:c44f0314d6ec | 127 | #define CC3000_RX_BUFFER_SIZE (CC3000_MAXIMAL_RX_SIZE) |
frankvnk | 0:c44f0314d6ec | 128 | #define CC3000_TX_BUFFER_SIZE (CC3000_MAXIMAL_TX_SIZE) |
frankvnk | 1:bbcaf0b2f367 | 129 | #define SP_PORTION_SIZE 512 |
frankvnk | 0:c44f0314d6ec | 130 | |
frankvnk | 1:bbcaf0b2f367 | 131 | //TINY DRIVER: We use smaller rx and tx buffers in order to minimize RAM consumption |
frankvnk | 0:c44f0314d6ec | 132 | #else |
frankvnk | 0:c44f0314d6ec | 133 | #define CC3000_RX_BUFFER_SIZE (TINY_CC3000_MAXIMAL_RX_SIZE) |
frankvnk | 0:c44f0314d6ec | 134 | #define CC3000_TX_BUFFER_SIZE (TINY_CC3000_MAXIMAL_TX_SIZE) |
frankvnk | 1:bbcaf0b2f367 | 135 | #define SP_PORTION_SIZE 32 |
frankvnk | 0:c44f0314d6ec | 136 | |
frankvnk | 0:c44f0314d6ec | 137 | #endif |
frankvnk | 0:c44f0314d6ec | 138 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 139 | // Compound Types |
frankvnk | 0:c44f0314d6ec | 140 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 141 | typedef struct timeval timeval; |
frankvnk | 0:c44f0314d6ec | 142 | |
frankvnk | 0:c44f0314d6ec | 143 | struct timeval |
frankvnk | 0:c44f0314d6ec | 144 | { |
frankvnk | 4:d8255a5aad46 | 145 | long tv_sec; /* seconds */ |
frankvnk | 4:d8255a5aad46 | 146 | long tv_usec; /* microseconds */ |
frankvnk | 0:c44f0314d6ec | 147 | }; |
frankvnk | 0:c44f0314d6ec | 148 | |
frankvnk | 0:c44f0314d6ec | 149 | typedef char *(*tFWPatches)(unsigned long *usLength); |
frankvnk | 0:c44f0314d6ec | 150 | typedef char *(*tDriverPatches)(unsigned long *usLength); |
frankvnk | 0:c44f0314d6ec | 151 | typedef char *(*tBootLoaderPatches)(unsigned long *usLength); |
frankvnk | 0:c44f0314d6ec | 152 | typedef void (*tWlanCB)(long event_type, char * data, unsigned char length ); |
frankvnk | 0:c44f0314d6ec | 153 | typedef long (*tWlanReadInteruptPin)(void); |
frankvnk | 0:c44f0314d6ec | 154 | typedef void (*tWlanInterruptEnable)(void); |
frankvnk | 0:c44f0314d6ec | 155 | typedef void (*tWlanInterruptDisable)(void); |
frankvnk | 0:c44f0314d6ec | 156 | typedef void (*tWriteWlanPin)(unsigned char val); |
frankvnk | 0:c44f0314d6ec | 157 | |
frankvnk | 0:c44f0314d6ec | 158 | typedef struct |
frankvnk | 0:c44f0314d6ec | 159 | { |
frankvnk | 1:bbcaf0b2f367 | 160 | unsigned short usRxEventOpcode; |
frankvnk | 1:bbcaf0b2f367 | 161 | unsigned short usEventOrDataReceived; |
frankvnk | 1:bbcaf0b2f367 | 162 | unsigned char *pucReceivedData; |
frankvnk | 1:bbcaf0b2f367 | 163 | unsigned char *pucTxCommandBuffer; |
frankvnk | 1:bbcaf0b2f367 | 164 | tFWPatches sFWPatches; |
frankvnk | 1:bbcaf0b2f367 | 165 | tDriverPatches sDriverPatches; |
frankvnk | 1:bbcaf0b2f367 | 166 | tBootLoaderPatches sBootLoaderPatches; |
frankvnk | 1:bbcaf0b2f367 | 167 | tWlanCB sWlanCB; |
frankvnk | 0:c44f0314d6ec | 168 | tWlanReadInteruptPin ReadWlanInterruptPin; |
frankvnk | 0:c44f0314d6ec | 169 | tWlanInterruptEnable WlanInterruptEnable; |
frankvnk | 0:c44f0314d6ec | 170 | tWlanInterruptDisable WlanInterruptDisable; |
frankvnk | 0:c44f0314d6ec | 171 | tWriteWlanPin WriteWlanPin; |
frankvnk | 1:bbcaf0b2f367 | 172 | signed long slTransmitDataError; |
frankvnk | 1:bbcaf0b2f367 | 173 | unsigned short usNumberOfFreeBuffers; |
frankvnk | 1:bbcaf0b2f367 | 174 | unsigned short usSlBufferLength; |
frankvnk | 1:bbcaf0b2f367 | 175 | unsigned short usBufferSize; |
frankvnk | 1:bbcaf0b2f367 | 176 | unsigned short usRxDataPending; |
frankvnk | 1:bbcaf0b2f367 | 177 | unsigned long NumberOfSentPackets; |
frankvnk | 1:bbcaf0b2f367 | 178 | unsigned long NumberOfReleasedPackets; |
frankvnk | 1:bbcaf0b2f367 | 179 | unsigned char InformHostOnTxComplete; |
frankvnk | 0:c44f0314d6ec | 180 | }sSimplLinkInformation; |
frankvnk | 0:c44f0314d6ec | 181 | |
frankvnk | 0:c44f0314d6ec | 182 | extern volatile sSimplLinkInformation tSLInformation; |
frankvnk | 0:c44f0314d6ec | 183 | |
frankvnk | 0:c44f0314d6ec | 184 | |
frankvnk | 0:c44f0314d6ec | 185 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 186 | // Prototypes for the APIs. |
frankvnk | 0:c44f0314d6ec | 187 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 188 | |
frankvnk | 4:d8255a5aad46 | 189 | /** |
frankvnk | 4:d8255a5aad46 | 190 | * Wait for event, pass it to the hci_event_handler and update the event opcode in a global variable. |
frankvnk | 4:d8255a5aad46 | 191 | * @param usOpcode command operation code |
frankvnk | 4:d8255a5aad46 | 192 | * @param pRetParams command return parameters |
frankvnk | 4:d8255a5aad46 | 193 | * @return none |
frankvnk | 4:d8255a5aad46 | 194 | */ |
frankvnk | 0:c44f0314d6ec | 195 | extern void SimpleLinkWaitEvent(unsigned short usOpcode, void *pRetParams); |
frankvnk | 0:c44f0314d6ec | 196 | |
frankvnk | 4:d8255a5aad46 | 197 | /** |
frankvnk | 4:d8255a5aad46 | 198 | * Wait for data, pass it to the hci_event_handler and update in a global variable that there is data to read. |
frankvnk | 4:d8255a5aad46 | 199 | * @param pBuf data buffer |
frankvnk | 4:d8255a5aad46 | 200 | * @param from from information |
frankvnk | 4:d8255a5aad46 | 201 | * @param fromlen from information length |
frankvnk | 4:d8255a5aad46 | 202 | * @return none |
frankvnk | 4:d8255a5aad46 | 203 | */ |
frankvnk | 0:c44f0314d6ec | 204 | extern void SimpleLinkWaitData(unsigned char *pBuf, unsigned char *from, unsigned char *fromlen); |
frankvnk | 0:c44f0314d6ec | 205 | |
frankvnk | 4:d8255a5aad46 | 206 | /** |
frankvnk | 4:d8255a5aad46 | 207 | * Copy 32 bit to stream while converting to little endian format. |
frankvnk | 4:d8255a5aad46 | 208 | * @param p pointer to the new stream |
frankvnk | 4:d8255a5aad46 | 209 | * @param u32 pointer to the 32 bit |
frankvnk | 4:d8255a5aad46 | 210 | * @return pointer to the new stream |
frankvnk | 4:d8255a5aad46 | 211 | */ |
frankvnk | 0:c44f0314d6ec | 212 | extern unsigned char* UINT32_TO_STREAM_f (unsigned char *p, unsigned long u32); |
frankvnk | 0:c44f0314d6ec | 213 | |
frankvnk | 4:d8255a5aad46 | 214 | /** |
frankvnk | 4:d8255a5aad46 | 215 | * Copy 16 bit to stream while converting to little endian format. |
frankvnk | 4:d8255a5aad46 | 216 | * @param p pointer to the new stream |
frankvnk | 4:d8255a5aad46 | 217 | * @param u32 pointer to the 16 bit |
frankvnk | 4:d8255a5aad46 | 218 | * @return pointer to the new stream |
frankvnk | 4:d8255a5aad46 | 219 | */ |
frankvnk | 0:c44f0314d6ec | 220 | extern unsigned char* UINT16_TO_STREAM_f (unsigned char *p, unsigned short u16); |
frankvnk | 0:c44f0314d6ec | 221 | |
frankvnk | 4:d8255a5aad46 | 222 | /** |
frankvnk | 4:d8255a5aad46 | 223 | * Copy received stream to 16 bit in little endian format. |
frankvnk | 4:d8255a5aad46 | 224 | * @param p pointer to the stream |
frankvnk | 4:d8255a5aad46 | 225 | * @param offset offset in the stream |
frankvnk | 4:d8255a5aad46 | 226 | * @return pointer to the new 16 bit |
frankvnk | 4:d8255a5aad46 | 227 | */ |
frankvnk | 0:c44f0314d6ec | 228 | extern unsigned short STREAM_TO_UINT16_f(char* p, unsigned short offset); |
frankvnk | 0:c44f0314d6ec | 229 | |
frankvnk | 4:d8255a5aad46 | 230 | /** |
frankvnk | 4:d8255a5aad46 | 231 | * Copy received stream to 32 bit in little endian format. |
frankvnk | 4:d8255a5aad46 | 232 | * @param p pointer to the stream |
frankvnk | 4:d8255a5aad46 | 233 | * @param offset offset in the stream |
frankvnk | 4:d8255a5aad46 | 234 | * @return pointer to the new 32 bit |
frankvnk | 4:d8255a5aad46 | 235 | */ |
frankvnk | 0:c44f0314d6ec | 236 | extern unsigned long STREAM_TO_UINT32_f(char* p, unsigned short offset); |
frankvnk | 0:c44f0314d6ec | 237 | |
frankvnk | 0:c44f0314d6ec | 238 | |
frankvnk | 0:c44f0314d6ec | 239 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 240 | // COMMON MACROs |
frankvnk | 0:c44f0314d6ec | 241 | //***************************************************************************** |
frankvnk | 0:c44f0314d6ec | 242 | |
frankvnk | 0:c44f0314d6ec | 243 | |
frankvnk | 4:d8255a5aad46 | 244 | //Copy 8 bit to stream while converting to little endian format. |
frankvnk | 0:c44f0314d6ec | 245 | #define UINT8_TO_STREAM(_p, _val) {*(_p)++ = (_val);} |
frankvnk | 4:d8255a5aad46 | 246 | //Copy 16 bit to stream while converting to little endian format. |
frankvnk | 0:c44f0314d6ec | 247 | #define UINT16_TO_STREAM(_p, _u16) (UINT16_TO_STREAM_f(_p, _u16)) |
frankvnk | 4:d8255a5aad46 | 248 | //Copy 32 bit to stream while converting to little endian format. |
frankvnk | 0:c44f0314d6ec | 249 | #define UINT32_TO_STREAM(_p, _u32) (UINT32_TO_STREAM_f(_p, _u32)) |
frankvnk | 4:d8255a5aad46 | 250 | //Copy a specified value length bits (l) to stream while converting to little endian format. |
frankvnk | 0:c44f0314d6ec | 251 | #define ARRAY_TO_STREAM(p, a, l) {register short _i; for (_i = 0; _i < l; _i++) *(p)++ = ((unsigned char *) a)[_i];} |
frankvnk | 4:d8255a5aad46 | 252 | //Copy received stream to 8 bit in little endian format. |
frankvnk | 0:c44f0314d6ec | 253 | #define STREAM_TO_UINT8(_p, _offset, _u8) {_u8 = (unsigned char)(*(_p + _offset));} |
frankvnk | 4:d8255a5aad46 | 254 | //Copy received stream to 16 bit in little endian format. |
frankvnk | 0:c44f0314d6ec | 255 | #define STREAM_TO_UINT16(_p, _offset, _u16) {_u16 = STREAM_TO_UINT16_f(_p, _offset);} |
frankvnk | 4:d8255a5aad46 | 256 | //Copy received stream to 32 bit in little endian format. |
frankvnk | 0:c44f0314d6ec | 257 | #define STREAM_TO_UINT32(_p, _offset, _u32) {_u32 = STREAM_TO_UINT32_f(_p, _offset);} |
frankvnk | 0:c44f0314d6ec | 258 | #define STREAM_TO_STREAM(p, a, l) {register short _i; for (_i = 0; _i < l; _i++) *(a)++= ((unsigned char *) p)[_i];} |
frankvnk | 0:c44f0314d6ec | 259 | |
frankvnk | 0:c44f0314d6ec | 260 | #ifdef __cplusplus |
frankvnk | 0:c44f0314d6ec | 261 | } |
frankvnk | 0:c44f0314d6ec | 262 | #endif // __cplusplus |
frankvnk | 0:c44f0314d6ec | 263 | |
frankvnk | 0:c44f0314d6ec | 264 | #endif // __COMMON_H__ |
frankvnk | 0:c44f0314d6ec | 265 |